EP3359728A4 - Feeding center plate in a pulp or fiber refiner - Google Patents

Feeding center plate in a pulp or fiber refiner Download PDF

Info

Publication number
EP3359728A4
EP3359728A4 EP16853992.2A EP16853992A EP3359728A4 EP 3359728 A4 EP3359728 A4 EP 3359728A4 EP 16853992 A EP16853992 A EP 16853992A EP 3359728 A4 EP3359728 A4 EP 3359728A4
Authority
EP
European Patent Office
Prior art keywords
pulp
center plate
feeding center
fiber refiner
refiner
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP16853992.2A
Other languages
German (de)
French (fr)
Other versions
EP3359728A1 (en
EP3359728B1 (en
Inventor
Thommy LINDBLOM
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Valmet Technologies Oy
Valmet AB
Original Assignee
Valmet Oy
Valmet AB
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Valmet Oy, Valmet AB filed Critical Valmet Oy
Publication of EP3359728A1 publication Critical patent/EP3359728A1/en
Publication of EP3359728A4 publication Critical patent/EP3359728A4/en
Application granted granted Critical
Publication of EP3359728B1 publication Critical patent/EP3359728B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C7/00—Crushing or disintegrating by disc mills
    • B02C7/02—Crushing or disintegrating by disc mills with coaxial discs
    • B02C7/06—Crushing or disintegrating by disc mills with coaxial discs with horizontal axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C7/00—Crushing or disintegrating by disc mills
    • B02C7/11—Details
    • B02C7/12—Shape or construction of discs
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
    • D21B1/00—Fibrous raw materials or their mechanical treatment
    • D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
    • D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
    • D21B1/14—Disintegrating in mills
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
    • D21D1/00—Methods of beating or refining; Beaters of the Hollander type
    • D21D1/20—Methods of refining
    • D21D1/30—Disc mills
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
    • D21D1/00—Methods of beating or refining; Beaters of the Hollander type
    • D21D1/20—Methods of refining
    • D21D1/30—Disc mills
    • D21D1/306—Discs

Landscapes

  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
EP16853992.2A 2015-10-08 2016-10-05 Feeding center plate in a pulp or fiber refiner Active EP3359728B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE1551300A SE539119C2 (en) 2015-10-08 2015-10-08 Feeding center plate in a pulp or fiber refiner
PCT/SE2016/050952 WO2017061936A1 (en) 2015-10-08 2016-10-05 Feeding center plate in a pulp or fiber refiner

Publications (3)

Publication Number Publication Date
EP3359728A1 EP3359728A1 (en) 2018-08-15
EP3359728A4 true EP3359728A4 (en) 2019-08-14
EP3359728B1 EP3359728B1 (en) 2020-01-15

Family

ID=58470400

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16853992.2A Active EP3359728B1 (en) 2015-10-08 2016-10-05 Feeding center plate in a pulp or fiber refiner

Country Status (5)

Country Link
US (1) US10449545B2 (en)
EP (1) EP3359728B1 (en)
CN (1) CN108026693B (en)
SE (1) SE539119C2 (en)
WO (1) WO2017061936A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE541111C2 (en) 2017-06-19 2019-04-09 Valmet Oy Steam evacuation in a pulp or fiber refiner
CA3090180A1 (en) * 2018-02-26 2019-08-29 Andritz Inc. Cleaning notches and passages for a feeding or refining element
EP3556467A1 (en) * 2018-04-16 2019-10-23 Omya International AG Hybrid disc
AT520181B1 (en) * 2018-07-18 2019-02-15 Ing Michael Jarolim Dipl Apparatus and method for treating fibers
SE542986C2 (en) * 2019-03-13 2020-09-22 Valmet Oy Double disc pulp refiner comprising a center plate
CN110314734A (en) * 2019-08-01 2019-10-11 黄志云 A kind of fiberizer and its refining device
SE2050147A1 (en) 2020-02-12 2021-03-09 Valmet Oy Center ring provided with wings

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4191338A (en) * 1977-06-03 1980-03-04 The Bauer Bros. Co. Infeed disc for disc-type refiners
FI73256C (en) 1984-10-19 1987-09-10 Yhtyneet Paperitehtaat Oy Target segments.
NO162525C (en) * 1986-03-18 1990-01-10 Thune Eureka As DISC OFFICER DEVICE.
SE508502C2 (en) * 1997-02-25 1998-10-12 Sunds Defibrator Ind Ab Feed element for grinding apparatus with two opposite grinding means, one of which is stationary and one rotating
DE202006002999U1 (en) * 2006-02-24 2007-06-28 Voith Paper Patent Gmbh Disc refiner for grinding suspended fibrous materials comprises a rotor and stators, each having grinding tools that cooperate to form a conical grinding zone
US8028945B2 (en) * 2007-05-31 2011-10-04 Andritz Inc. Refiner plates having steam channels and method for extracting backflow steam from a disk refiner
SE537031C2 (en) 2013-03-12 2014-12-09 Valmet Oy Center plate in mass refiner with arch-shaped bars
SE539121C2 (en) * 2015-10-08 2017-04-11 Valmet Oy Feeding center plate in a pulp or fiber refiner

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
No further relevant documents disclosed *
See also references of WO2017061936A1 *

Also Published As

Publication number Publication date
US20180229242A1 (en) 2018-08-16
CN108026693B (en) 2019-07-23
US10449545B2 (en) 2019-10-22
CN108026693A (en) 2018-05-11
EP3359728A1 (en) 2018-08-15
SE539119C2 (en) 2017-04-11
SE1551300A1 (en) 2017-04-09
EP3359728B1 (en) 2020-01-15
WO2017061936A1 (en) 2017-04-13

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